virtual RealGradient computeQpFluxJacobian() override
const InputParameters & parameters() const
Get the parameters of the object. 
A FluxBC which is consistent with the boundary terms arising from the Diffusion Kernel. 
Boundary condition of a flux type . 
virtual RealGradient computeQpFluxResidual() override
static InputParameters validParams()
DiffusionFluxBC(const InputParameters ¶meters)